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Section II
Installation
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Initial Inspection.
Refer to table 6-1 for a list of parts included in the LCD Retrofit Kit. Verify that all parts
listed are included in your kit.
Installation should only be attempted by a skilled electronic technician.
The LCD kit circuit boards are ESD sensitive so make sure that you are grounded with an
ESD wrist strap while performing installation.
Installation requires removal of 5 IC’s from the multilayer A2 Controller board.
Kit installation time is approximately 2 hours.
Refer to spectrum analyzer service manual for location of assemblies.
Disconnect AC power cord.
Remove the outer sheet metal case from your spectrum analyzer.
Remove the front panel assembly as per your spectrum analyzer service manual
instructions.
Set the front panel assembly aside.
Warning! Potentially Lethal Voltages Present!
Review the your spectrum analyzer service manual for; safety guidelines, CRT
warnings, CRT Driver board warnings, and high voltage multiplier warnings before
proceeding.
Carefully discharge the CRT, HV Multiplier, and CRT Driver board as per your spectrum
analyzer service manual instructions.
Remove the cover to the A16 Power Supply cage.
Disconnect and remove the CRT as per your spectrum analyzer service manual
instructions.
Remove the CRT Driver board, A17.
If option 007 is installed then use the two 6-32 nuts with captive star lock washers
(provided in the kit) to secure the option 007 circuit board located between the A17 board
and the spectrum analyzer frame.
Remove the HV Multiplier, A16A1.
Plug the LCD kit power cable (W6) into A16J5 and route it out of the A16 power supply
cage as shown in Figure-1.
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